| Last Modified: 05-13-2024 | 6.11:8.1.0 | Doc ID: RM1000000026COF |
| Model Year Start: 2023 | Model: Corolla | Prod Date Range: [09/2022 - ] |
| Title: TIRE PRESSURE MONITORING: TIRE PRESSURE WARNING SYSTEM (for HV Model): TERMINALS OF ECU; 2023 - 2025 MY Corolla Corolla HV [09/2022 - ] | ||
TERMINALS OF ECU
CHECK TIRE PRESSURE WARNING ECU AND RECEIVER
|
*A |
w/ Smart Entry and Start System |
*B |
w/o Smart Entry and Start System |
|
*a |
Front view of wire harness connector (to Tire Pressure Warning ECU and Receiver) |
- |
- |
(a) Disconnect the tire pressure warning ECU and receiver connector and measure the voltage or resistance on the wire harness side.
w/ Smart Entry and Start System
|
Terminal No. (Symbol) |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|
|
O170-1 (IGR) - O170-12 (GND) |
IG power source |
Power switch on (IG) |
10 to 16 V |
|
O170-7 (+B) - O170-12 (GND) |
Power supply (from battery) |
Always |
10 to 16 V |
|
O170-9 (CANH) - O170-10 (CANL) |
CAN communication line |
Power switch off |
54 to 69 Ω |
|
O170-12 (GND) - Body ground |
Ground |
Always |
Below 1 Ω |
w/o Smart Entry and Start System
|
Terminal No. (Symbol) |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|
|
O171-1 (IGR) - O171-12 (GND) |
IG power source |
Power switch on (IG) |
10 to 16 V |
|
O171-7 (+B) - O171-12 (GND) |
Power supply (from battery) |
Always |
10 to 16 V |
|
O171-9 (CANH) - O171-10 (CANL) |
CAN communication line |
Power switch off |
54 to 69 Ω |
|
O171-12 (GND) - Body ground |
Ground |
Always |
Below 1 Ω |
|
|